Principal Design Engineer / Technical Director, Modular AI Data Centres

Company Description ANTARES AG specializes in high-impact private equity investments across Renewable Energy, AI & Data Centers, and Real Estate. The company focuses on identifying and scaling opportunities that promote innovation, sustainability, and long-term value creation. ANTARES AG operates in dynamic markets, leveraging strategic partnerships to develop cutting-edge, future-ready assets and platforms. Team members work in an entrepreneurial environment that values analytical rigor, collaboration, and measurable performance. Joining ANTARES AG offers the opportunity to contribute to transformative projects in fast-growing sectors, including modular AI data centers.

Role Description The Principal Design Engineer / Technical Director, Modular AI Data Centres position is available on a full-time, part-time or consultancy basis, with flexible hybrid, on-site or remote working arrangements. This role leads the end-to-end technical design and engineering of modular AI data center solutions, including mechanical, electrical, and structural aspects. Day-to-day responsibilities include developing design concepts, overseeing detailed engineering work, reviewing and improving CAD models, and ensuring alignment with performance, safety, and sustainability requirements. The role collaborates closely with internal investment teams, external engineering partners, and suppliers to evaluate technical feasibility, optimize designs, and support project execution. The Principal Design Engineer / Technical Director also establishes design standards, mentors engineering contributors, and provides technical leadership in strategic decisions related to AI data center architecture and scaling.

Qualifications

• Strong Design Engineering and Product Design skills, with experience in complex infrastructure or data center solutions.
• Mechanical Engineering expertise, including thermal management, structural design, and materials selection for modular systems.
• Proficiency in Computer-Aided Design (CAD) tools for concept development, detailed modeling, and design documentation.
• Electrical Engineering knowledge related to power distribution, cooling systems integration, and high-density compute environments.
• Experience in data center or mission-critical facilities design is highly beneficial.
• Ability to lead multidisciplinary technical teams and coordinate external engineering partners.
• Strong analytical, problem-solving, and decision-making skills, with attention to technical detail and risk management.
• Excellent communication skills, capable of presenting complex technical concepts to both technical and non-technical stakeholders.
• Relevant engineering degree (e.g., Mechanical, Electrical, or related field); advanced degree or professional certification is an advantage.
• Comfort working in a hybrid environment, with occasional travel to project sites and partners as needed.